| 摘要 |
<p>A crown cap, of the type made up of a metal cap (2), for example made of steel or aluminium, provided with a seamed edge (3) and a gasket (4) possibly provided with the so-called "bidule" or stopper (5). Such crown cap (1) is characterised in that the gasket (4) is provided with an annular appendage (10), made of flexible material, fixed on the outer profile whose length upon seaming is such as to be inserted between the metal cap and neck of the bottle.</p> |
